Desmids from Thailand and Malaysia
Desmids from Thailand and Malaysia
Desmids from Thailand and Malaysia
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<strong>Desmids</strong> <strong>from</strong> <strong>Thail<strong>and</strong></strong> <strong>and</strong> <strong>Malaysia</strong> 17<br />
Japan, Europe, N. & S.America. New to <strong>Thail<strong>and</strong></strong>.<br />
15. Pl. minutum (Ralfs) Delp. var. minutum Pl.7, f.11.<br />
Krieger 1937, 390, Pl.39, f.2,3; F6rster 1982, 120, Pl.13, f.1-2; Croasdale & Flint<br />
1986, Fl. New Zeal. Desm. Vol.1, 73, Pl.14, f.1.<br />
L. 136-202 ym, B. 10-13 ptm. Sts. 1,24,29,30,36,40,41,49. Cosmopolitan.<br />
15a. var. attenuatum Krieger (cf.) Pl.10, f.7.<br />
Krieger 1937, 392, Pl.39, f.5; F6rster 1982, 121, Pl.13, f.6.<br />
L. 198 ptm, B. 9 gm, St. 19. Brazil. New to <strong>Thail<strong>and</strong></strong>.<br />
15b. var. crcLssum (W.West) Krieger Pl.7, f.12.<br />
Krieger 1937, 392, Pl.39, f.6,7; Ruzicka 1977, 259, Pl.36, f.15-19.<br />
L. 53-84 ptm, B. 14.5-15 gm. Sts. 3,27. Indonesia (Sumatra) Europe, N.America,<br />
Brazil, Africa. New to <strong>Thail<strong>and</strong></strong>.<br />
15c. var. cylindricum (Borge) Krieger Pl.7, f.13.<br />
Krieger 1937, 393, Pl.39, f.8; Prescott et al. 1975, 123, Pl.39, f.4,5.<br />
L. 198-207 ptm, B. 9-13 #m. Sts. 30,35. U.S.A., Brazil. New to <strong>Thail<strong>and</strong></strong>.<br />
15d. var. gracile (Wille) Krieger Pl.9, f.6.<br />
Krieger 1937, 394, Pl.39, f.4; Prescott et al. 1975, 123, Pl.39, f.9-10.<br />
L. 224 ptm, B. 9 "m. Ceylon, Indonesia (Sumatra), Europe, N.America, Brazil, Afri-<br />
ca. New to <strong>Thail<strong>and</strong></strong>.<br />
15e. var. latum Kaiser Pl.9, f.5.<br />
Prescott et al. 1975, 124, Pl.39, f.15-16; Ruzicka 1977, 259, Pl.36, f.24-29.<br />
L. 251 ptm, B. 26.5 ym. St. 10. Indonesia (Sumatra), Europe. New to <strong>Thail<strong>and</strong></strong>.<br />
15f. var. rectissimum (W. & G.S.West) Krieger<br />
Krieger 1937, 394, Pl.39, f.14.<br />
L. 356 xzm, B. 21 Ktm. St. 41. Europe, N.America. New to <strong>Thail<strong>and</strong></strong>.<br />
16. PL nodosum (Bail.) Lund. var. nodosum<br />
West 1904, 214, Pl.31, f.3-6; Krieger 1937, 436, Pl.47, f.1; Fdrster 1982, 123, Pl.15,<br />
f.5.<br />
L. 418 ptm, B. 77 ptm, St. 36. Cosmopolitan.<br />
16a. var. gutwinskii Krieger Pl.10, f.9.<br />
Krieger 1937, 437, Pl.47, f.2; F6rster 1982, 24, Pl.15, f.6.<br />
L. 242-262 ptm, B. 50-53 um. Sts. 22,24,29. Ceylon, Indonesia (Java), S.America,<br />
Australia. New to <strong>Thail<strong>and</strong></strong>.<br />
17. Pl. nodulosum (Breb.) DeBary Pl.8, f.4.<br />
Prescott et al., 1975, 2:1, 126, Pl.47, f.6,8-11.<br />
My specimen examined was abroken semicell only. The size of the specimen is un-<br />
certain, it seems to be small than that of European <strong>and</strong> American forms. Moreover 4<br />
undulations of the lateral margin (including the basal inflation) decreased the number
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